Blue star vs Knopper Gall

Amsonia orientalis compared with Andricus quercuscalicis

Key Differences

• Blue star is Critically Endangered while Knopper Gall is Not Evaluated.

Taxonomic Classification

Rank	Blue star	Knopper Gall
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Gentianales (Gentianales)	Hymenoptera (Ants, Bees & Wasps)
Family	Apocynaceae	Cynipidae
Genus	Amsonia	Andricus
Species	Amsonia orientalis	Andricus quercuscalicis

Conservation Status

Blue star

CR — Critically Endangered

Knopper Gall

NE — Not Evaluated

Physical Characteristics

Attribute	Blue star	Knopper Gall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue star

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Knopper Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

Blue star

The Blue star (Amsonia orientalis) is a species in the genus Amsonia. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.